[omniORB] Python exceptions and omniORBpy

[Michael]

I don't see the IDL for getDataObjectByGUID?!

Cetateanu Marius-B01107 wrote:
> Here's the IDL:
> 
> module ExceptionM {
>    exception DataException {
>       string msg;
>     };     
>    exception DataObjException {
>       string msg;
>     };     
> }; 
> 
> And a java code snippet:
> 
> ...
> 
> try {
> 	DataObjDef dataObj = dataFile.getDataObjectByGUID(doGUID);
> 							if (dataObj !=
> null) {
> 								// do
> the dew
> 							} else {
> 
> 								// do
> the undew
> 							}
> 						
> 					} catch (DataException de) {
> 						// logger call
> 					}
> ...
> 
> 
> Marius Cetateanu  
> DevTech  - Software Engineer
> Freescale Semiconductor Romania SRL 
> 45, Tudor Vladimirescu Street 
> Tati Business Center 
> Bucharest 050881, Romania 
> www.freescale.com 
> Phone:    +040 213052078 
> Mobile:    +040 742191809 
> Fax:        +040 213052000 
> email:  Marius.Cetateanu at freescale.com
> 
> 
> -----Original Message-----
> From: Michael [mailto:omniorb at bindone.de] 
> Sent: Friday, September 11, 2009 5:11 PM
> To: Cetateanu Marius-B01107
> Cc: omniorb-list at omniorb-support.com
> Subject: Re: [omniORB] Python exceptions and omniORBpy
> 
> And the IDL?
> 
> Cetateanu Marius-B01107 wrote:
>> No, I'm throwing the correct exception. Below is a code snippet:
>>
>> def getDataObjectByGUID(self, guid):
>>         """Return a reference to a data object given its unique
>>         global identifier(GUID)."""
>>
>>         try:
>>             self._acquire()
>>             dataObjList = self.getDataObjs()
>>             # Loop over all the elements in a list,
>>             for dobj in dataObjList:
>>                 if dobj.getGUID() == guid:
>>                     return dobj
>>
>>             # If we get here we didn't find it.
>>             msg = '^^%s: data object with GUID=%s not found.'
>>             raise ExceptionM.DataException(msg[2:] %(self.getName(),
>> guid))
>>         finally:
>>             self._release()
>>
>>
>> Marius Cetateanu
>> DevTech  - Software Engineer
>> Freescale Semiconductor Romania SRL
>> 45, Tudor Vladimirescu Street
>> Tati Business Center
>> Bucharest 050881, Romania
>> www.freescale.com 
>> Phone:    +040 213052078 
>> Mobile:    +040 742191809 
>> Fax:        +040 213052000 
>> email:  Marius.Cetateanu at freescale.com
>>
>>
>> -----Original Message-----
>> From: Michael [mailto:omniorb at bindone.de]
>> Sent: Friday, September 11, 2009 4:42 PM
>> To: Cetateanu Marius-B01107
>> Cc: omniorb-list at omniorb-support.com
>> Subject: Re: [omniORB] Python exceptions and omniORBpy
>>
>> Can you post the IDL and a python code snippet?
>> It sounds like you're throwing a CORBA.UserException directly, but 
>> afaik a concrete exception type defined in the IDL (exception { and 
>> raises on the method) has to be thrown.
>>
>>
>> Cetateanu Marius-B01107 wrote:
>>> Hi,
>>>
>>> I'm having some trouble using exceptions with omniORBpy. I have a 
>>> server side written in Python and a client that's written in Java. I 
>>> described my exceptions properly in the IDL and I have generated both
> 
>>> the Java and Python stubs. I have some class methods in python that 
>>> are raising exceptions (CORBA.UserException) but I cannot seem to 
>>> catch them in Java (I'm using try ... catch properly on Java side and
> 
>>> my stubs were properly generated).
>>> What I get from omniORB is just:
>>>
>>> omniORB: Caught an unexpected Python exception during up-call.
>>> Traceback (most recent call last):
>>>   File
>>> "D:\work\build_workon_stable\analysis\1.1.0\lib\host\engine\intf\Data
>>> F il e.py", line 449, in getDataObjectByGUID
>>>     raise ExceptionM.DataException(msg[2:] %(self.getName(), guid))
>>> intf.stubsCORBA.ExceptionM.DataException: 
>>> intf.stubsCORBA.ExceptionM.DataException(msg='analysis_simulator_setu
>>> p
>>> _0
>>> 000.datafile: data object with
>>> GUID=e9216c8c-81df-4a78-a25f-bfd855b62881
>>> not found.')
>>>
>>> and an org.omg.CORBA.UNKNOWN gets to the Java side with minor code 98
> 
>>> (BTW does anyone know what that minor code means?
>>> I couldn't find any reference on it). I searched the omniorb list and
> 
>>> I found a message from February 2009
>>> http://www.omniorb-support.com/pipermail/omniorb-list/2009-February/0
>>> 2
>>> 99
>>> 44.html
>>>
>>> I qoute: "The problem is that Fedora 10 has Python 2.5. In Python 
>>> 2.5,
>>> exceptions were changed to be new-style classes. Older versions of 
>>> omniORBpy assumed they were old-style classes.
>>>
>>> You'll have to update to omniORB 4.1.3 and omniORBpy 3.3 to be able 
>>> to
>>> work with Python 2.5."
>>>
>>> I'm using omniORB 4.0.7, omniORBpy 2.7 and Python 2.5 on Windows XP, 
>>> so does the above apply to my situation also (I kind of think it does
> 
>>> but I need a confirmation)?
>>>
>>> Thank you!
>>>
>>> Marius Cetateanu
>>> DevTech  - Software Engineer
>>> Freescale Semiconductor Romania SRL
>>> 45, Tudor Vladimirescu Street
>>> Tati Business Center
>>> Bucharest 050881, Romania
>>> www.freescale.com 
>>> Phone:    +040 213052078 
>>> Mobile:    +040 742191809 
>>> Fax:        +040 213052000 
>>> email:  Marius.Cetateanu at freescale.com
>>>
>>>
>>> _______________________________________________
>>> omniORB-list mailing list
>>> omniORB-list at omniorb-support.com
>>> http://www.omniorb-support.com/mailman/listinfo/omniorb-list
> 
>